Download SOLUTION: A father is 4 times as old as his son. In 20 years the father ... book pdf free download link or read online here in PDF. Read online SOLUTION: A father is 4 times as old as his son. In 20 years the father ... book pdf free download link book now. All books are in clear copy here, and all files are secure so don't worry about it. This site is like a library, you could find million book here by using search box in the header.
You can put this solution on YOUR website! Let x be the age of his son now, then the age of the father is 4x. In 20 years, The son's age = x + 20 The father's age = 4x + 20 As in 20 years the father will be twice as old as his son, we can set up an equation: 4x + 20 = 2 (x + 20) Solving the equation for x, we have 4x + 20 = 2x + 40 2x = 20 x = 10 So the age of his son now is 10, and the age of ...
| Read : SOLUTION: A father is 4 times as old as his son. In 20 years the father ... pdf book online Select one of servers for direct link: |
|---|